Which Liquor Doesn't Cause Headaches? Understanding the Options
                                
                                
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                                    5 min read                                
                            
                                According to a study published in the *British Medical Journal*, vodka is the least likely alcoholic beverage to cause a hangover headache, as it contains virtually no congeners. Choosing the right liquor doesn't cause headaches for many people who are sensitive to certain compounds, making moderation and informed choices key to a pain-free experience.